Showing 1 - 3 results of 3 for search '"Rescue work"', query time: 5.05s Refine Results
  1. 1
  2. 2

    A short-range locator system for detecting trapped miners by United States. Bureau of Mines

    Subjects: “…Mine rescue work Equipment and supplies.…”
    Get full text
    Government Document Online Book
  3. 3